请看试题：

--Could you _____ the computer for me, dear? I want to check my e-mails.


---Certainly, I'll do it right away.


A. turn on B. turn down


C. turn off D. turn up


【易错选项】选D


【易错原因】未掌握“动词turn+介词/副词”短语的含义。


【正确答案】A


【试题解析】句意为:“亲爱的，请你给我打开电脑好吗? 我想查看我的电子邮件。”“当然可以，我马上给你开机。” turn on“打开”; turn down“调低”; turn off“关闭”; turn up“调高”。

关于turn的短语：

1、 turn off 关掉 ; 关上 ; 关 ; 拐弯；关闭；拐弯，使转变方向 ； 不再听；不再想 ；使厌烦；使失去兴趣

turn off the light关上灯

The jet began to turn off the main runway.

那架喷气式飞机开始拐出主跑道。

I couldn't understand the lecture so I just turned off.

我听不懂讲课，所以也就不听了。

People had been turned off by both candidates in the election.

大选中的两位候选人都让人觉得扫兴。


2、turn up 开大 ; 出现 ; 来到 ; 找到；竖起

Could you turn the TV up?

你能把电视机的音量开大些吗？

The music was turned up loud.

音乐的音量开大了。

Our efforts to trace him turned up nothing.

我们辛辛苦苦跟踪他，却无功而返。

Finally, he turned up on Christmas Eve with her girlfriend. 他终于在圣诞前夜和他女朋友一起出现了。

He turned up the collar of his coat and hurried out into the rain.

他竖起大衣领子，冒雨匆匆走了。

3、turn down 关小 ; 调低 ; 拒绝 ; 调小；掀开

She turned down the blankets and climbed into bed.

她掀开毯子爬上床去。

Please turn the volume down.

请把音量调低些。

I sent her a gift on her birthday, but she turned me down. 她生日那天我送了她一个礼物，但她拒绝了我。

4、turn over 移交 ; 翻过来 ; 仔细考虑 ; 翻身

5、turn back 回来 ; 折回 ; 翻过来 ; 往回走；回去继续做什么；回到之前的状态

Once you move out, there's no turning back. 一旦你搬出去了，就再也回不来了。

6、turn around 转身 ; 转向 ; 转过身 ; 转圈

Turn around and let me look at your back.

转过身去让我看看你的后背。

I turned my chair round to face the fire.

我把椅子转过来面向火炉。


7、turn on sb

突然攻击

The dogs suddenly turned on each other.

那两条狗突然互相撕咬了起来。

Why are you all turning on me (= criticizing or blaming me) ?

你们怎么突然都冲我来了？

turn on sth依靠；依…而定；取决于 ；以…为主题

Much turns on the outcome of the current peace talks.

事情主要取决于当前和谈的结果。

The discussion turned on the need to raise standards.

这次讨论的主要议题是提高标准的必要性。

turn sb↔on

使x兴奋；使感兴趣

Jazz has never really turned me on.

我对爵士乐从未真正产生过兴趣。

She gets turned on by men in uniform.

她看到穿制服的男人就欲火攻心。

turn on the heating

打开供热系统

I'll turn the television on.

我来打开电视机。


8、Turn time 等泊时间 ; 回合时间 ; 等泊时候 ; 转换时间

9、Spot turn 原地转身 ; 点转 ; 原地转 ; 定点转

10.in turn 轮流，依次

11.turn away 避开；解雇；不准…入内；把……打发走；走开；转过脸 ，扭过脸去

They had nowhere to stay so I couldn't turn them away.

他们无处安身，所以我不能把他们打发走。

12.turn into v. 变成；进入 ，拐进

Our dream holiday turned into a nightmare.

我们梦想的假日变成了一场噩梦。

In one year she turned from a problem child into a model student.

一年内，她从问题儿童变成了模范学生。


turn ……into把……松开到……，把……放进

They turned the horse into the field.

他们把马松开放到牧场里。


13.turn on 打开，发动

14.turn over 移交给；翻阅；把…翻过来；发动；营业额达到；反复考虑

15.your turn 轮到你；该你了

16.turn of the century 世纪之交；19世纪与20世纪转换交替时期；

17.by turns 轮流；交替

18. turn to do 转过头来做什么事

turn to向…求助（或寻求指教等）

She has nobody she can turn to.

她求助无门。


19. turns to the left 向左拐

20. turned to sth 想起什么；翻到，

His thoughts turned to his dead wife.

他想起了自己已故的妻子。


Turn to p.23.

翻到第23页。

21. turn against sb

turn sb against sb

（使）与…反目成仇，变得敌对

She turned against her old friend.

她与老朋友翻脸了。

After the divorce he tried to turn the children against their mother.

他离婚后企图教唆子女反对他们的母亲。

22.turn ……in把…扭送（到警察局）；使自首 ；交还，退还（不再需要的东西） ；上交

She threatened to turn him in to the police.

她扬言要把他交给警方。

He decided to turn himself in.

他决定到警察局去自首。

You must turn in your pass when you leave the building.

你离开大楼时必须交还通行证。

They turned in a petition with 80 000 signatures.

他们递交了一份有8万人签名的请愿书。

I haven't even turned in Monday's work yet.

我连星期一的作业还没交呢。